Question

Is 4x + 8 = 2x + 7 + 2x - 20 a contradiction, identity, or neither?

Answer 1

Answer:

yes, contradiction

Step-by-step explanation:

4x+8=2x+7+2x-20

4x+8=2x+2x+7-20

4x+8=4x-13

This equation is invalid the right and left.

Answer 2

•contradiction•

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